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Biology 121 EXAM 1 Chapters 1-3 questions and answers graded A+ 2024/2025
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Biology 121 EXAM 1 Chapters 1-3 questions and answers graded A+ 2024/2025
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Biology 121 EXAM 1 Chapters 1-3Evolution
Descent with modification: genetic change in a population or species over generations: the heritable
changes that have produced Earth's diversity of organisms. Changes in DNA through time.
Biology
The scientific study of life
List the 7 Properties of life that ALL living organisms share
1. Reproduction
2. Growth and Development
3. Energy Use
4. Order
5. Cells
6. Response to the Environment
7. Evolution
The levels of the biological organizations
1. Biosphere
2. Ecosystem
3. Community
4. Population
5. Organism
6. Organ System and Organ
7. Tissue
8. Cell
9. Organelle
10. Molecule
Biosphere
The global ecosystem: the entire portion of Earth inhabited by life; all of life and where it lives at
Ecosystem
, All the organisms in a give area, along with the nonliving (abiotic) factors with which they interact: a
biological community and its physical environment
Community
All the organisms inhabiting and potentially interacting in a particular area; an assemblage of
populations of different species
Population
A group of interacting individuals belonging to one species and living in the same geographic area at the
same time.
Organisms
An individual living thing, such as a bacterium, fungus, protist, plant or animal.
Organ systems
A group of organs that work together in performing vital body functions
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